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cdesktop/cde/programs/dtinfo/DtMmdb/oliasdb/mark_base.C
2018-04-28 12:30:20 -06:00

159 lines
4.2 KiB
C

/*
* CDE - Common Desktop Environment
*
* Copyright (c) 1993-2012, The Open Group. All rights reserved.
*
* These libraries and programs are free software; you can
* redistribute them and/or modify them under the terms of the GNU
* Lesser General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* These libraries and programs are distributed in the hope that
* they will be useful, but WITHOUT ANY WARRANTY; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with these libraries and programs; if not, write
* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301 USA
*/
/*
* $XConsortium: mark_base.cc /main/7 1996/07/18 14:47:29 drk $
*
* Copyright (c) 1992 HAL Computer Systems International, Ltd.
* All rights reserved. Unpublished -- rights reserved under
* the Copyright Laws of the United States. USE OF A COPYRIGHT
* NOTICE IS PRECAUTIONARY ONLY AND DOES NOT IMPLY PUBLICATION
* OR DISCLOSURE.
*
* THIS SOFTWARE CONTAINS CONFIDENTIAL INFORMATION AND TRADE
* SECRETS OF HAL COMPUTER SYSTEMS INTERNATIONAL, LTD. USE,
* DISCLOSURE, OR REPRODUCTION IS PROHIBITED WITHOUT THE
* PRIOR EXPRESS WRITTEN PERMISSION OF HAL COMPUTER SYSTEMS
* INTERNATIONAL, LTD.
*
* RESTRICTED RIGHTS LEGEND
* Use, duplication, or disclosure by the Government is subject
* to the restrictions as set forth in subparagraph (c)(l)(ii)
* of the Rights in Technical Data and Computer Software clause
* at DFARS 252.227-7013.
*
* HAL COMPUTER SYSTEMS INTERNATIONAL, LTD.
* 1315 Dell Avenue
* Campbell, CA 95008
*
*/
#include "oliasdb/mark_base.h"
#include "oliasdb/mark.h"
#include "utility/debug.h"
#include "misc/unique_id.h"
mark_base::mark_base(user_base::rw_flag_t rw) :
user_base(MARK_SPEC, rw)
{
mark_set_hd = NULL;
}
mark_base::mark_base( const char* base_dir,
const char* base_nm,
const char* base_ds,
user_base::rw_flag_t rw
) :
user_base(base_dir, base_nm, base_ds, MARK_SPEC, rw)
{
if ( checking_status != SUCC ) {
mark_set_hd = NULL;
return;
}
desc* ptr = first_desc_ptr;
if ( ptr == 0 )
throw(stringException("empty mark specification"));
while ( ptr ) {
if ( strcmp( ptr -> get_type(), "container set") == 0 ) {
mark_set_hd = (cset_handler*)
(f_obj_dict -> get_handler(ptr -> get_nm()));
return;
}
ptr = ptr -> get_next_desc();
}
throw(stringException("can't find mark set description record"));
}
mark_base::~mark_base()
{
}
oid_list_handler* mark_base::get_mark_list(const char* node_locator)
{
#ifdef INTERCEPT_MARK_BASE_CALLS
MESSAGE(cerr, "mark_base::get_mark_list()");
debug(cerr, node_locator);
#endif
pstring* x = new pstring(node_locator, strlen(node_locator));
handler y(x, 0);
oid_list_handler*z = (*mark_set_hd) -> get_locs(y, 1);
#ifdef INTERCEPT_MARK_BASE_CALLS
if (z)
debug(cerr, (*z) -> asciiOut(cerr));
#endif
return z;
}
mmdb_pos_t mark_base::first()
{
page_storage *s = (page_storage*)((*mark_set_hd) -> get_store());
mmdb_pos_t ind = s -> first_loc();
if ( managers::template_mgr -> peek_slot(s, ind) != USER_MARK_CODE ) {
this -> next(ind);
}
return ind;
}
oid_t mark_base::get_mark_oid(mmdb_pos_t& ind)
{
page_storage *s = (page_storage*)((*mark_set_hd) -> get_store());
root *r = 0;
managers::template_mgr -> init_obj(s, ind, r);
if (r==0)
throw(stringException("null root object pointer"));
oid_t x = r -> my_oid();
delete r;
return x;
}
void mark_base::next(mmdb_pos_t& ind)
{
page_storage *s = (page_storage*)((*mark_set_hd) -> get_store());
while ( s -> seek_loc( ind, positive, spointer_t::IS_OBJECT ) == true ) {
if ( managers::template_mgr -> peek_slot(s, ind) == USER_MARK_CODE ) {
return;
}
}
ind = 0;
}